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Junior React Developer Startup Jobs (NOW HIRING)

Anagh Technologies, Inc.

Principal React Engineer

Chicago, IL · On-site

$139K - $186K/yr

Mentoring of Junior Engineers Required Skills and Abilities: * 5 to 10 years of Frontend Web experience building web applications * 5+ years of experience with React/Redux, webpack and Node.js * Have ...

SynergisticIT

Java React Developer

Jackson, MS

Entry-Level Java Developer Opportunity SYNERGISTICIT wants every candidate to know that the job ... Junior or entry level position each additional Technical skill helps a candidate's resume to be ...

Anagh Technologies, Inc.

Front End React Developer

$106K - $123K/yr

Participate in code reviews, team training and mentorship of junior and mid-level developers. * Assisting QA and DevOps in QA efforts and maintenance of the development environments. * Actively ...

LTIMindtree

Lead Java Angular / React Developer

Orlando, FL

$49 - $63.25/hr

Mentorship - Mentor midlevel and junior developers conducting design discussions and providing ... Java, TypeScript Good to Have Skills : Node.js, Python, React Actual compensation within the range ...

Anagh Technologies, Inc.

Jr. Front End Developer- React

$106K - $123K/yr

Junior Front End Developer Location : Mountain View, CA- REMOTE Duration: Long-Term Contract Duties ... Strong experience in building applications using React, Redux and Redux-Sagas * Skilled in software ...

ClearEdge

Software Engineer

Annapolis Junction, MD · Hybrid

We're looking for a motivated, mid-to-senior-level developer with a strong background front end/ UI ... React, Vue.js, or Angular * Collaborate with other engineers to troubleshoot, document, and brief ...

MidWest Startup creating applications that allow consumers to take control of their data

Be Seen First

Senior Python Developer, Unique Niche Expanding Startup, Startup Exper

Pella, IA · Remote

$125K - $145K/yr

Senior Python Software Engineer, Python Applications, Unique Start Up, U.S. Company. Perm-Direct ... JavaScript, React, Angular, HTML, Vue, SPA or similar. * Clean, test-driven code with full coverage

MidWest Startup creating applications that allow consumers to take control of their data

Be Seen First

Senior Python Developer, Unique Niche Expanding Startup, Startup Exper

Grand Rapids, MI · Remote

$125K - $145K/yr

Senior Python Software Engineer, Python Applications, Unique Start Up, U.S. Company. Perm-Direct ... JavaScript, React, Angular, HTML, Vue, SPA or similar. * Clean, test-driven code with full coverage

Air Clean Systems

Junior Web Developer

Creedmoor, NC · On-site

Junior Web Developer Department or Division : Marketing Reports To : Marketing Manager Written By ... JS, Angular or React * Programming language experience (Python) * E-commerce maintenance or ...

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Junior React Developer Startup information

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How much do junior react developer startup jobs pay per year?

As of Jun 13, 2026, the average yearly pay for junior react developer startup in the United States is $88,976.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,000.00 and $87,000.00 per year, depending on experience, location, and employer.

What is the difference between Junior React Developer Startup vs Junior Front-End Developer?

AspectJunior React Developer StartupJunior Front-End Developer
Required SkillsReact.js, JavaScript, HTML, CSSHTML, CSS, JavaScript, basic frameworks
Work EnvironmentStartups, agile teams, fast-pacedVarious industries, corporate or agency settings
CertificationsBasic web development certifications, React coursesWeb development certifications, HTML/CSS courses
Industry UsageTech startups, SaaS companiesMedia, marketing, corporate firms

Junior React Developer Startup focuses specifically on React.js skills within startup environments, emphasizing JavaScript and modern frameworks. In contrast, Junior Front-End Developer is a broader role covering general front-end skills across various industries. Both roles require foundational web development knowledge, but the React Developer position is more specialized and often found in tech-driven startups.

What are some common challenges faced by Junior React Developers in a startup environment?

Junior React Developers in startups often encounter fast-paced work environments where priorities can shift quickly, requiring adaptability and a willingness to learn on the job. Collaboration is key, as you’ll likely work closely with designers, backend developers, and product managers to rapidly build and iterate on features. Limited resources and smaller teams mean you may take on a broader range of tasks than in larger companies, which can accelerate your learning but also present challenges in managing workloads. It's important to communicate proactively, seek feedback, and take initiative to overcome obstacles and grow your skills.

What are the key skills and qualifications needed to thrive as a Junior React Developer at a startup, and why are they important?

To thrive as a Junior React Developer at a startup, you need a solid understanding of JavaScript, React.js fundamentals, and basic web development concepts, typically supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, package managers (npm/yarn), and basic knowledge of RESTful APIs are usually expected. Proactive communication, eagerness to learn, and adaptability help you stand out in the fast-paced and collaborative startup environment. These skills are crucial for contributing effectively to dynamic projects, rapidly acquiring new technologies, and supporting the team’s growth.

What does a Junior React Developer do at a startup?

A Junior React Developer at a startup is responsible for building and maintaining user interfaces using the React JavaScript library. They typically work closely with designers and other developers to implement features, fix bugs, and ensure the application's front-end is responsive and user-friendly. In a startup environment, they may also have opportunities to contribute ideas, learn new technologies, and take on additional responsibilities as the company grows.
More about Junior React Developer Startup jobs
What cities are hiring for Junior React Developer Startup jobs? Cities with the most Junior React Developer Startup job openings:
What states have the most Junior React Developer Startup jobs? States with the most job openings for Junior React Developer Startup jobs include:
What job categories do people searching Junior React Developer Startup jobs look for? The top searched job categories for Junior React Developer Startup jobs are:
Junior React Developer Startup jobs near you
Infographic showing various Junior React Developer Startup job openings in the United States as of June 2026, with employment types broken down into 72% Full Time, 12% Part Time, 1% Temporary, and 15% Contract. Highlights an 81% Physical, 2% Hybrid, and 17% Remote job distribution, with an average salary of $88,976 per year, or $42.8 per hour.
Principal React Engineer

Principal React Engineer

Anagh Technologies, Inc.

Chicago, IL • On-site

$139K - $186K/yr

Contractor

This job post has expired today. Applications are no longer accepted.

Job description

Principal React Engineer,
Location - Remote-- Chicago, IL
Contract.
15+ years Experience
Principal React Engineer. You will be a part of building the next generation of web-apps applications for patent and trademark services.
Principal React Engineer is responsible for developing ReactJs web-based software solutions, mentor front-end developers and keep coding standards up to date.
This development will occur in an Agile environment, typically in fixed-length sprints (Scrum methodology), with regular interactions with Product Owners and other team members.
Position Responsibilities/Duties:
  • Mentor and support other frontend developers through code reviews and continuous feedback
  • Take initiative to research new technologies and to understand the current state of the frontend community
  • Share and document knowledge and best practices
  • Design, develop, document, test, and debug new software systems
  • Serve as technical expert on development projects
  • Analyze code to find causes of errors and revise programs as needed
  • Participate in software design meetings and analyze user needs to determine technical requirements
  • Provide development expertise to team members
  • Mentoring of Junior Engineers

Required Skills and Abilities:
  • 5 to 10 years of Frontend Web experience building web applications
  • 5+ years of experience with React/Redux, webpack and Node.js
  • Have written gorgeous production level front-end code using best practices in JavaScript ES6+, CSS via SASS or LESS, and semantic HTML (Typescript is a plus)
  • Strong expertise consuming RESTful APIs
  • Modern knowledge of front-end performance
  • Proficient in UI/UX design principles.
  • Strong grasp of software design patterns and fundamental principles
  • Proficient understanding of architecture in complex, large-scale applications
  • Evidenced technical leadership within a web application development team
  • Browser testing and debugging
  • Cross-browser compatibility issues and ways to work around them
  • Layout aesthetics, responsive design

Qualifications:
  • 5 last years dedicated exclusively to React.
  • Experience with a wide variety of open-source technologies and tools
  • Fluent English & superb communication skills (written and oral)
  • Maximum 2 jobs in the last 5 years
  • Bachelor's degree in computer science or computer/software engineering

Apply